---
title: "Claude"
description: "Configure BrowserOS to use Anthropic's Claude AI assistant"
---

Claude Sonnet 3.7 and 4.0 are excellent for agent tasks. Great for complex reasoning and following instructions precisely.

## Get your API key

### Step 1: Go to Claude Console

Visit [console.anthropic.com](https://console.anthropic.com/dashboard) and click **API keys** in the left sidebar.

![SCR-20251007-kbjx.png](/docs/images/SCR-20251007-kbjx.png)

### Step 2: Create a key

Click **Create Key**, name it, and click **Create Key** again. Copy the key that appears.

![SCR-20251007-kbod.png](/docs/images/SCR-20251007-kbod.png)

## Configure BrowserOS

Click the settings icon in BrowserOS, then click **USE** on the Claude card. Paste your API key and set your model. For Claude Sonnet 4.0, use model ID `claude-opus-4-20250514`, set **Context Window Size** to `128000`, and check **Supports Images**. Click **Save**.

![image.png](/docs/images/image.png)

Done! You're ready to use BrowserOS with Claude.